A brilliant and single-cut diamond crescent moon brooch.Estimated total diamond weight 0.45ct, G-I

A brilliant and single-cut diamond crescent moon brooch.Estimated total diamond weight 0.45ct, G-I colour, VS-SI clarity.Length 3.1cms. 3.1gms.

An early 20th century 18ct gold old and rose-cut diamond crescent brooch.Estimated total diamond weight 0.65ct, G-H colour, VS-SI clarity.Diameter 2.5cms. 4.5gms.

Art Deco style, approx. 192 old European, round brilliant and single cut diamonds estimated total weight 4.0cts., G-I, VS to SI, tested platinum, hand inscribed "15001", 1/2 in. wide, 6-3/4 in. lg., 2

18K yellow gold ribbon brooch with round brilliant, old European and single cut diamonds, total weight 3.71 ctw, G-H color, VS1 - SI2 clarity, 2.5 in. L, 26.0 grams The Estate of Susan Kaufmann.

reproduction antique style, 35 round brilliant and single cut diamonds estimated total weight 1.25cts., G-I, VS to SI, stamped "D.A., 14K", white gold, size 6-1/2, 5.9 grams - Provenance: A Virginia C

centering an round brilliant-cut diamond weighing approximately 0.35ct, G-H/VS, accented by 8 single-cut diamonds; estimated total diamond weight 0.48cts; weighing approximately 7.3 grams; size: 6 1.4

METAL: platinum with 14K white gold omega backs GEMSTONE(S): round brilliant- and single-cut diamonds 2.50 carats total, most G-H/VS MEASUREMENTS: 1-1/8 x 3/4 inches WEIGHT: 14.80 g.

19 x 14.5mm case, 38 single cut and round brilliant diamonds estimated total weight 1.80 to 2.0cts., G-H, SI to I, case back stamped "14KT", white gold, inside case back stamped "1647887", movement ma

METAL: platinum GEMSTONE(S): drop carved lapis lazuli; round brilliant and single cut diamonds approx. 1.58 carats total, most H-I/SI2-I1 MEASUREMENTS: 2-7/8 inches long WEIGHT: 27.90 g.

METAL: 18K yellow gold GEMSTONE(S): oval cabochon turquoise; round brilliant and single cut diamonds approx. 2.33 carats total, most G-H/SI MEASUREMENTS: 3 x 1-1/4 inches WEIGHT: 26.80 g.

METAL: 14K yellow and white gold GEMSTONES: round brilliant and single cut diamonds approx. 2.25 carats total, most G-I/VS-SI MEASUREMENTS: ring top 3/4 x 1/2 inch RING SIZE: 6-1/2 WEIGHT: 13.90 g.

METAL: platinum GEMSTONE(S): baguette-, marquise-, single- and round brilliant-cut diamonds approx. 7.00 carats total, most G-I/VS MEASUREMENTS: 2-3/4 x 1-1/2 inches WEIGHT: 27.50 g.

Vintage 14kt yellow gold crescent moon brooch displaying (5) prong-set round brilliant cut diamonds. Largest diamond measures approx. 3.0mm. Total approx. weight is 3.6 dwt (gross). From a Garden City

METAL: 18K white gold GEMSTONE(S): round brilliant cut diamonds approx. 0.85 carats total; pear-shaped pink sapphires and single-cut diamonds MEASUREMENTS: 2-3/8 x 1-1/4 inches WEIGHT: 12.70 g.

14kt white gold pendant set with a single round brilliant cut diamond measuring approx. 0.70 cttw, or 5.7mm. Diamond has an approx. color of G/H, and approx. clarity of I1. Total approx. weight is 0.4

A late Victorian silver and gold old-cut diamond crescent moon brooch.Estimated diamond weight 1.25cts, predominantly H-I colour, SI1-P1 clarity. Diameter 2.6cms. 5.4gms.

Crafted of 14k gold. Retro modern asymmetrical design with white gold top pave set with round brilliant and single cut diamonds. Total diamond weight approximately 1/2 carat. Unmarked, acid tested at

A dress ring, set with brilliant and single-cut diamonds.Estimated total diamond weight 0.50ct, principal diamond estimated J-K colour, SI clarity. Stamped 14ct.. Ring size L. 5.8gms.

A pair of diamond earrings. Each designed as a circular-cut diamond drop, suspended from a graduated brilliant and single-cut diamond line. Estimated total diamond weight 1ct, H-I colour, P1 clarity.

An Art Deco silver and 15ct gold calibre-cut ruby and single-cut diamond geometric bar brooch.Estimated total diamond weight 0.35ct.Length 7.2cms. 7.2gms.

A diamond and platinum ringset with 23 round brilliant, baguette and single-cut diamonds; estimated total diamond weight: 0.90 carat; 5.71 dwt; size: 7 1/2

set with two pear-shaped amethyst, and accented with 8 round brilliant-cut diamonds; estimated total diamond weight: 0.24ct., G-H/VS; weighing 6.3 grams; length: 1 1/2in.

A late Victorian silver and gold, old and rose-cut diamond crescent brooch. Estimated total old-cut diamond weight 1.30cts, H-J colour, SI clarity. Length 3.2cms. 9.6gms.

A late 19th century platinum and 15ct gold, graduated pearl and old-cut diamond crown brooch.Estimated total diamond weight 1.75cts, G-H colour, VS-SI clarity.Length 4cms. 14.2gms.Pearls untested for